TATTY Meaning of TATTY in English adj. (tattier, tattiest) colloq. 1. tattered; worn and shabby. 2 inferior. 3 tawdry. Derivatives: tattily adv. tattiness n. Etymology: orig. Sc., shaggy, app. rel. to OE t{aelig}ttec rag, TATTER Oxford English vocab. Оксфордский английский словарь. 2012